CA1148292A - Lactam block terpolymeric permselective membranes - Google Patents

Lactam block terpolymeric permselective membranes

Info

Publication number
CA1148292A
CA1148292A CA000329060A CA329060A CA1148292A CA 1148292 A CA1148292 A CA 1148292A CA 000329060 A CA000329060 A CA 000329060A CA 329060 A CA329060 A CA 329060A CA 1148292 A CA1148292 A CA 1148292A
Authority
CA
Canada
Prior art keywords
membrane
molecular weight
caprolactam
membranes
weight
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000329060A
Other languages
English (en)
French (fr)
Inventor
Joseph A. Carden
Ray Mckinney, Jr.
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Monsanto Co
Original Assignee
Monsanto Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Monsanto Co filed Critical Monsanto Co
Application granted granted Critical
Publication of CA1148292A publication Critical patent/CA1148292A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/44—Polyester-amides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/56—Polyamides, e.g. polyester-amides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • B01D71/80—Block polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • External Artificial Organs (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
CA000329060A 1978-06-06 1979-06-05 Lactam block terpolymeric permselective membranes Expired CA1148292A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/913,175 US4181606A (en) 1978-06-06 1978-06-06 Lactam terpolymer membranes
US913,175 1978-06-06

Publications (1)

Publication Number Publication Date
CA1148292A true CA1148292A (en) 1983-06-14

Family

ID=25433003

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000329060A Expired CA1148292A (en) 1978-06-06 1979-06-05 Lactam block terpolymeric permselective membranes

Country Status (6)

Country Link
US (1) US4181606A (enExample)
EP (1) EP0006030B1 (enExample)
JP (1) JPS54162898A (enExample)
CA (1) CA1148292A (enExample)
DE (1) DE2966980D1 (enExample)
IE (1) IE48423B1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274965A (en) * 1978-06-06 1981-06-23 Monsanto Company Lactam terpolymer membranes
US4350806A (en) * 1981-09-28 1982-09-21 Akzona Incorporated Biocompatible copolymers
JPH0611320B2 (ja) * 1984-10-02 1994-02-16 旭メデイカル株式会社 血液透析用中空糸膜
SE443584B (sv) * 1985-03-07 1986-03-03 Gambro Dialysatoren Sett att framstella en semipermeabel halfiber
AU8041987A (en) * 1986-10-30 1988-05-05 Lejus Medical Aktiebolag Method for the determination of the concentration of substances in intercellular tissue fluids
JP2671321B2 (ja) * 1987-10-24 1997-10-29 東洋紡績株式会社 中空繊維型血液浄化膜
US5137635A (en) * 1990-06-26 1992-08-11 Terumo Kabushiki Kaisha Permeable membrane excellent in biocompatibility
DE69308764T2 (de) * 1992-12-01 1997-07-31 Terumo Corp Blutverträgliche Materialien
DE50106526D1 (de) * 2000-06-03 2005-07-21 Membrane Gmbh Polyamidmembran mit erhöhter hydrolysestabilität und verfahren zu ihrer herstellung
WO2012106583A2 (en) 2011-02-04 2012-08-09 Fresenius Medical Care Holdings, Inc. Performance enhancing additives for fiber formation and polysulfone fibers

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3781378A (en) * 1971-11-24 1973-12-25 Gen Electric High temperature membrane materials
US3901810A (en) * 1972-09-21 1975-08-26 Calgon Corp Ultrafiltration membranes
US4034015A (en) * 1973-12-10 1977-07-05 Monsanto Company Ester terminated terpolymers
US4075108A (en) * 1974-03-26 1978-02-21 The United States Of America As Represented By The Department Of Health, Education And Welfare Polycarbonate membranes and production thereof
US4031164A (en) * 1974-06-06 1977-06-21 Monsanto Company Lactam-polyol-polyacyl lactam terpolymers
US3993709A (en) * 1974-06-24 1976-11-23 Monsanto Company Polyester initiated anionic catalyzed polymerization of lactam
US3944629A (en) * 1974-06-24 1976-03-16 Monsanto Company Polyester initiated anionic catalyzed polymerization of lactam
JPS5820647B2 (ja) * 1974-12-27 1983-04-25 ユニチカ株式会社 透水性のすぐれた限外「ろ」過膜の製造法
US4069151A (en) * 1976-03-31 1978-01-17 C. R. Bard, Inc. Thin polycarbonate membranes for use in hemodialysis

Also Published As

Publication number Publication date
EP0006030A3 (en) 1980-01-09
JPS6325802B2 (enExample) 1988-05-26
JPS54162898A (en) 1979-12-24
IE791098L (en) 1979-12-06
EP0006030A2 (en) 1979-12-12
DE2966980D1 (en) 1984-06-20
EP0006030B1 (en) 1984-05-16
IE48423B1 (en) 1985-01-09
US4181606A (en) 1980-01-01

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Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 20000614